Insecta - Hymenoptera - Bethylonymidae

Full reference: A. P. Rasnitsyn and E. A. Jarzembowski. 1998. Systematic part, in Wasps (Insecta: Vespida = Hymenoptera) from the Purbeck and Wealden (Lower Cretaceous) of southern England and their biostratigraphical and palaeoenvironmental significance. Cretaceous Research 19:329-391

Belongs to Bethylonymellus according to A. P. Rasnitsyn and E. A. Jarzembowski 1998

Sister taxa: Bethylonymellus bethyloides, Bethylonymellus buccatus, Bethylonymellus cervicalis, Bethylonymellus euryurus, Bethylonymellus imperfectus, Bethylonymellus microgaster, Bethylonymellus minutus, Bethylonymellus oligocerus, Bethylonymellus pallens

Type specimen: BMB 020518, a forewing. Its type locality is Durlston Bay, Bed DB175 Clements' Bed, Corbula Beds, Swanage, which is in a Berriasian lagoonal siliciclastic in the Durlston Formation of the United Kingdom.

Ecology:

Average measurements (in mm): forewing length 1.75